Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r130-smll-177955809100456.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is FlexibleBarrier-PT-22a, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809100456
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 828K
-rw-r--r-- 1 mcc users 6.2K Mar 7 07:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 7 07:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 7 07:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 7 07:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Mar 15 10:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 10:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 10:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 7 07:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K Mar 7 07:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Mar 7 07:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K Mar 7 07:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 384K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

no data necessary for post analysis


=== Now, execution of the tool begins

BK_START 1779933231101

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-22a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StateSpace PT
Running Version 202604301425
[2026-05-28 01:53:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StateSpace, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-28 01:53:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-28 01:53:53] [INFO ] Load time of PNML (sax parser for PT used): 223 ms
[2026-05-28 01:53:53] [INFO ] Transformed 267 places.
[2026-05-28 01:53:53] [INFO ] Transformed 1258 transitions.
[2026-05-28 01:53:53] [INFO ] Found NUPN structural information;
[2026-05-28 01:53:53] [INFO ] Parsed PT model containing 267 places and 1258 transitions and 6375 arcs in 430 ms.
Ensure Unique test removed 442 transitions
Reduce redundant transitions removed 442 transitions.
Starting structural reductions in STATESPACE mode, iteration 0 : 267/267 places, 816/816 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
[2026-05-28 01:53:54] [INFO ] Redundant transitions in 79 ms returned []
Running 793 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15971474302751862672.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6890127665318344534.kers'
[2026-05-28 01:53:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15971474302751862672.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6890127665318344534.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 794 rows 265 cols 2491 entries
Finished phase 1 with 243 SingleSign rule and 0 generalized
[2026-05-28 01:53:54] [INFO ] Computed 24 invariants in 5 ms
Computed 24 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-6890127665318344534.kers
Total runtime 8 ms.
[2026-05-28 01:53:54] [INFO ] State equation strengthened by 573 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/266 variables, 266/266 constraints. Problems are: Problem set: 0 solved, 793 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/266 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 793 unsolved
At refinement iteration 2 (OVERLAPS) 1/267 variables, 24/290 constraints. Problems are: Problem set: 0 solved, 793 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/267 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 793 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 267/1061 variables, and 291 constraints, problems are : Problem set: 0 solved, 793 unsolved in 30073 ms.
Refiners :[Domain max(s): 267/267 constraints, Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 0/267 constraints, ReadFeed: 0/573 constraints, PredecessorRefiner: 793/793 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 793 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/266 variables, 266/266 constraints. Problems are: Problem set: 0 solved, 793 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/266 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 793 unsolved
At refinement iteration 2 (OVERLAPS) 1/267 variables, 24/290 constraints. Problems are: Problem set: 0 solved, 793 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/267 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 793 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/1061 variables, and 291 constraints, problems are : Problem set: 0 solved, 793 unsolved in 30047 ms.
Refiners :[Domain max(s): 267/267 constraints, Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 0/267 constraints, ReadFeed: 0/573 constraints, PredecessorRefiner: 0/793 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61442ms problems are : Problem set: 0 solved, 793 unsolved
Search for dead transitions found 0 dead transitions in 61500ms
Starting structural reductions in STATESPACE mode, iteration 1 : 267/267 places, 794/816 transitions.
Finished structural reductions in STATESPACE mode , in 1 iterations and 61915 ms. Remains : 267/267 places, 794/816 transitions.
Final net has 267 places and 794 transitions.
[2026-05-28 01:54:56] [INFO ] Flatten gal took : 203 ms
[2026-05-28 01:54:56] [INFO ] Applying decomposition
[2026-05-28 01:54:56] [INFO ] Flatten gal took : 98 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph1663030600668552561.txt' '-o' '/tmp/graph1663030600668552561.bin' '-w' '/tmp/graph1663030600668552561.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1663030600668552561.bin' '-l' '-1' '-v' '-w' '/tmp/graph1663030600668552561.weights' '-q' '0' '-e' '0.001'
[2026-05-28 01:54:56] [INFO ] Decomposing Gal with order
[2026-05-28 01:54:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-28 01:54:57] [INFO ] Removed a total of 1385 redundant transitions.
[2026-05-28 01:54:57] [INFO ] Flatten gal took : 197 ms
[2026-05-28 01:54:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 108 labels/synchronizations in 41 ms.
[2026-05-28 01:54:57] [INFO ] Time to serialize gal into /tmp/StateSpace12825652463722689611.gal : 23 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/StateSpace12825652463722689611.gal' '-t' 'CGAL' '--stats'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...220
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,5.52061e+23,0.272099,10704,162,23,13769,439,866,15753,58,675,0
Total reachable state count : 552061438912436417593344

Max variable value : 1
STATE_SPACE MAX_TOKEN_IN_PLACE 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Maximum sum along a path : 24
STATE_SPACE MAX_TOKEN_PER_MARKING 24 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Exact state count : 552061438912436417593345
STATE_SPACE STATES 552061438912436417593345 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Total runtime 64438 ms.

BK_STOP 1779933297803

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ StateSpace = StateSpace ]]
+ [[ -f modelMain.xml ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StateSpace -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StateSpace -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FlexibleBarrier-PT-22a"
export BK_EXAMINATION="StateSpace"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is FlexibleBarrier-PT-22a, examination is StateSpace"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r130-smll-177955809100456"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-22a.tgz
mv FlexibleBarrier-PT-22a execution
cd execution
if [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "UpperBounds" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] || [ "StateSpace" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "StateSpace" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StateSpace" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "StateSpace.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' StateSpace.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] ; then
echo "FORMULA_NAME StateSpace"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;